78536640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 448

約数和(自身を含む): 327720960

約数和(自身を除く): 249184320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 29, 30, 31, 32, 35, 39, 40, 42, 48, 52, 56, 58, 60, 62, 64, 65, 70, 78, 80, 84, 87, 91, 93, 96, 104, 105, 112, 116, 120, 124, 130, 140, 145, 155, 156, 160, 168, 174, 182, 186, 192, 195, 203, 208, 210, 217, 224, 232, 240, 248, 260, 273, 280, 290, 310, 312, 320, 336, 348, 364, 372, 377, 390, 403, 406, 416, 420, 434, 435, 448, 455, 464, 465, 480, 496, 520, 546, 560, 580, 609, 620, 624, 651, 672, 696, 728, 744, 754, 780, 806, 812, 832, 840, 868, 870, 899, 910, 928, 930, 960, 992, 1015, 1040, 1085, 1092, 1120, 1131, 1160, 1209, 1218, 1240, 1248, 1302, 1344, 1365, 1392, 1456, 1488, 1508, 1560, 1612, 1624, 1680, 1736, 1740, 1798, 1820, 1856, 1860, 1885, 1984, 2015, 2030, 2080, 2170, 2184, 2240, 2262, 2320, 2418, 2436, 2480, 2496, 2604, 2639, 2697, 2730, 2784, 2821, 2912, 2976, 3016, 3045, 3120, 3224, 3248, 3255, 3360, 3472, 3480, 3596, 3640, 3720, 3770, 4030, 4060, 4160, 4340, 4368, 4495, 4524, 4640, 4836, 4872, 4960, 5208, 5278, 5394, 5460, 5568, 5642, 5655, 5824, 5952, 6032, 6045, 6090, 6240, 6293, 6448, 6496, 6510, 6720, 6944, 6960, 7192, 7280, 7440, 7540, 7917, 8060, 8120, 8463, 8680, 8736, 8990, 9048, 9280, 9672, 9744, 9920, 10416, 10556, 10788, 10920, 11284, 11310, 11687, 12064, 12090, 12180, 12480, 12586, 12896, 12992, 13020, 13195, 13485, 13888, 13920, 14105, 14384, 14560, 14880, 15080, 15834, 16120, 16240, 16926, 17360, 17472, 17980, 18096, 18879, 19344, 19488, 20832, 21112, 21576, 21840, 22568, 22620, 23374, 24128, 24180, 24360, 25172, 25792, 26040, 26390, 26970, 27840, 28210, 28768, 29120, 29760, 30160, 31465, 31668, 32240, 32480, 33852, 34720, 35061, 35960, 36192, 37758, 38688, 38976, 39585, 41664, 42224, 42315, 43152, 43680, 45136, 45240, 46748, 48360, 48720, 50344, 52080, 52780, 53940, 56420, 57536, 58435, 60320, 62930, 63336, 64480, 64960, 67704, 69440, 70122, 71920, 72384, 75516, 77376, 79170, 81809, 84448, 84630, 86304, 87360, 90272, 90480, 93496, 94395, 96720, 97440, 100688, 104160, 105560, 107880, 112840, 116870, 120640, 125860, 126672, 128960, 135408, 140244, 143840, 151032, 158340, 163618, 168896, 169260, 172608, 175305, 180544, 180960, 186992, 188790, 193440, 194880, 201376, 208320, 211120, 215760, 225680, 233740, 245427, 251720, 253344, 270816, 280488, 287680, 302064, 316680, 327236, 338520, 350610, 361920, 373984, 377580, 386880, 402752, 409045, 422240, 431520, 451360, 467480, 490854, 503440, 506688, 541632, 560976, 604128, 633360, 654472, 677040, 701220, 747968, 755160, 818090, 844480, 863040, 902720, 934960, 981708, 1006880, 1121952, 1208256, 1227135, 1266720, 1308944, 1354080, 1402440, 1510320, 1636180, 1869920, 1963416, 2013760, 2243904, 2454270, 2533440, 2617888, 2708160, 2804880, 3020640, 3272360, 3739840, 3926832, 4908540, 5235776, 5609760, 6041280, 6544720, 7853664, 9817080, 11219520, 13089440, 15707328, 19634160, 26178880, 39268320, 78536640]

約数ペア:

[(1, 78536640), (2, 39268320), (3, 26178880), (4, 19634160), (5, 15707328), (6, 13089440), (7, 11219520), (8, 9817080), (10, 7853664), (12, 6544720), (13, 6041280), (14, 5609760), (15, 5235776), (16, 4908540), (20, 3926832), (21, 3739840), (24, 3272360), (26, 3020640), (28, 2804880), (29, 2708160), (30, 2617888), (31, 2533440), (32, 2454270), (35, 2243904), (39, 2013760), (40, 1963416), (42, 1869920), (48, 1636180), (52, 1510320), (56, 1402440), (58, 1354080), (60, 1308944), (62, 1266720), (64, 1227135), (65, 1208256), (70, 1121952), (78, 1006880), (80, 981708), (84, 934960), (87, 902720), (91, 863040), (93, 844480), (96, 818090), (104, 755160), (105, 747968), (112, 701220), (116, 677040), (120, 654472), (124, 633360), (130, 604128), (140, 560976), (145, 541632), (155, 506688), (156, 503440), (160, 490854), (168, 467480), (174, 451360), (182, 431520), (186, 422240), (192, 409045), (195, 402752), (203, 386880), (208, 377580), (210, 373984), (217, 361920), (224, 350610), (232, 338520), (240, 327236), (248, 316680), (260, 302064), (273, 287680), (280, 280488), (290, 270816), (310, 253344), (312, 251720), (320, 245427), (336, 233740), (348, 225680), (364, 215760), (372, 211120), (377, 208320), (390, 201376), (403, 194880), (406, 193440), (416, 188790), (420, 186992), (434, 180960), (435, 180544), (448, 175305), (455, 172608), (464, 169260), (465, 168896), (480, 163618), (496, 158340), (520, 151032), (546, 143840), (560, 140244), (580, 135408), (609, 128960), (620, 126672), (624, 125860), (651, 120640), (672, 116870), (696, 112840), (728, 107880), (744, 105560), (754, 104160), (780, 100688), (806, 97440), (812, 96720), (832, 94395), (840, 93496), (868, 90480), (870, 90272), (899, 87360), (910, 86304), (928, 84630), (930, 84448), (960, 81809), (992, 79170), (1015, 77376), (1040, 75516), (1085, 72384), (1092, 71920), (1120, 70122), (1131, 69440), (1160, 67704), (1209, 64960), (1218, 64480), (1240, 63336), (1248, 62930), (1302, 60320), (1344, 58435), (1365, 57536), (1392, 56420), (1456, 53940), (1488, 52780), (1508, 52080), (1560, 50344), (1612, 48720), (1624, 48360), (1680, 46748), (1736, 45240), (1740, 45136), (1798, 43680), (1820, 43152), (1856, 42315), (1860, 42224), (1885, 41664), (1984, 39585), (2015, 38976), (2030, 38688), (2080, 37758), (2170, 36192), (2184, 35960), (2240, 35061), (2262, 34720), (2320, 33852), (2418, 32480), (2436, 32240), (2480, 31668), (2496, 31465), (2604, 30160), (2639, 29760), (2697, 29120), (2730, 28768), (2784, 28210), (2821, 27840), (2912, 26970), (2976, 26390), (3016, 26040), (3045, 25792), (3120, 25172), (3224, 24360), (3248, 24180), (3255, 24128), (3360, 23374), (3472, 22620), (3480, 22568), (3596, 21840), (3640, 21576), (3720, 21112), (3770, 20832), (4030, 19488), (4060, 19344), (4160, 18879), (4340, 18096), (4368, 17980), (4495, 17472), (4524, 17360), (4640, 16926), (4836, 16240), (4872, 16120), (4960, 15834), (5208, 15080), (5278, 14880), (5394, 14560), (5460, 14384), (5568, 14105), (5642, 13920), (5655, 13888), (5824, 13485), (5952, 13195), (6032, 13020), (6045, 12992), (6090, 12896), (6240, 12586), (6293, 12480), (6448, 12180), (6496, 12090), (6510, 12064), (6720, 11687), (6944, 11310), (6960, 11284), (7192, 10920), (7280, 10788), (7440, 10556), (7540, 10416), (7917, 9920), (8060, 9744), (8120, 9672), (8463, 9280), (8680, 9048), (8736, 8990)]